Piasts, Boleslaw II the Bold (1058-1080), denarius - prince on horseback with spear, CROSS
obverse: figure of a prince on a horse holding a spear, behind the figure of the prince a cross - mint mark
reverse: the prince's head in a smaller pearl border and an inscription in the outer border: (...)E-Z-L-V-(...)S-.
silver, weight 0.62 mm, diameter 13.6 mm